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Table 2 Correlation between PtcCO2 and PaCO2 at different time points

From: Noninvasive carbon dioxide monitoring in pediatric patients undergoing laparoscopic surgery: transcutaneous vs. end-tidal techniques

 

T0

T1

T2

T3

r

0.77

0.76

0.71

0.68

P

 < 0.01

 < 0.01

 < 0.01

 < 0.01

  1. T0, T1, T2, and T3 refer to before and 30, 60, and 90 min after pneumoperitoneum, respectively